m->users = hashmap_new(trivial_hash_func, trivial_compare_func);
m->inhibitors = hashmap_new(string_hash_func, string_compare_func);
m->buttons = hashmap_new(string_hash_func, string_compare_func);
+ m->busnames = hashmap_new(string_hash_func, string_compare_func);
m->user_units = hashmap_new(string_hash_func, string_compare_func);
m->session_units = hashmap_new(string_hash_func, string_compare_func);
m->inhibitor_fds = hashmap_new(trivial_hash_func, trivial_compare_func);
m->button_fds = hashmap_new(trivial_hash_func, trivial_compare_func);
- if (!m->devices || !m->seats || !m->sessions || !m->users || !m->inhibitors || !m->buttons ||
+ if (!m->devices || !m->seats || !m->sessions || !m->users || !m->inhibitors || !m->buttons || !m->busnames ||
!m->user_units || !m->session_units ||
!m->session_fds || !m->inhibitor_fds || !m->button_fds) {
manager_free(m);
Seat *s;
Inhibitor *i;
Button *b;
+ char *n;
assert(m);
while ((b = hashmap_first(m->buttons)))
button_free(b);
+ while ((n = hashmap_first(m->busnames)))
+ free(hashmap_remove(m->busnames, n));
+
hashmap_free(m->devices);
hashmap_free(m->seats);
hashmap_free(m->sessions);
hashmap_free(m->users);
hashmap_free(m->inhibitors);
hashmap_free(m->buttons);
+ hashmap_free(m->busnames);
hashmap_free(m->user_units);
hashmap_free(m->session_units);
if (m->udev_seat_monitor)
udev_monitor_unref(m->udev_seat_monitor);
+ if (m->udev_device_monitor)
+ udev_monitor_unref(m->udev_device_monitor);
if (m->udev_vcsa_monitor)
udev_monitor_unref(m->udev_vcsa_monitor);
if (m->udev_button_monitor)
free(m);
}
-int manager_add_device(Manager *m, const char *sysfs, Device **_device) {
+int manager_add_device(Manager *m, const char *sysfs, bool master, Device **_device) {
Device *d;
assert(m);
if (_device)
*_device = d;
+ /* we support adding master-flags, but not removing them */
+ d->master = d->master || master;
+
return 0;
}
- d = device_new(m, sysfs);
+ d = device_new(m, sysfs, master);
if (!d)
return -ENOMEM;
return 0;
}
+int manager_watch_busname(Manager *m, const char *name) {
+ char *n;
+ int r;
+
+ assert(m);
+ assert(name);
+
+ if (hashmap_get(m->busnames, name))
+ return 0;
+
+ n = strdup(name);
+ if (!n)
+ return -ENOMEM;
+
+ r = hashmap_put(m->busnames, n, n);
+ if (r < 0) {
+ free(n);
+ return r;
+ }
+
+ return 0;
+}
+
+void manager_drop_busname(Manager *m, const char *name) {
+ char *key;
+
+ assert(m);
+ assert(name);
+
+ key = hashmap_remove(m->busnames, name);
+ if (key)
+ free(key);
+}
+
int manager_process_seat_device(Manager *m, struct udev_device *d) {
Device *device;
int r;
} else {
const char *sn;
- Seat *seat;
+ Seat *seat = NULL;
+ bool master;
sn = udev_device_get_property_value(d, "ID_SEAT");
if (isempty(sn))
return 0;
}
- r = manager_add_device(m, udev_device_get_syspath(d), &device);
+ /* ignore non-master devices for unknown seats */
+ master = udev_device_has_tag(d, "master-of-seat");
+ if (!master && !(seat = hashmap_get(m->seats, sn)))
+ return 0;
+
+ r = manager_add_device(m, udev_device_get_syspath(d), master, &device);
if (r < 0)
return r;
- r = manager_add_seat(m, sn, &seat);
- if (r < 0) {
- if (!device->seat)
- device_free(device);
+ if (!seat) {
+ r = manager_add_seat(m, sn, &seat);
+ if (r < 0) {
+ if (!device->seat)
+ device_free(device);
- return r;
+ return r;
+ }
}
device_attach(device, seat);
if (!dirent_is_file(de))
continue;
+ if (!session_id_valid(de->d_name)) {
+ log_warning("Invalid session file name '%s', ignoring.", de->d_name);
+ r = -EINVAL;
+ continue;
+ }
+
k = manager_add_session(m, de->d_name, &s);
if (k < 0) {
log_error("Failed to add session by file name %s: %s", de->d_name, strerror(-k));
return r;
}
+static int manager_dispatch_device_udev(Manager *m) {
+ struct udev_device *d;
+ int r;
+
+ assert(m);
+
+ d = udev_monitor_receive_device(m->udev_device_monitor);
+ if (!d)
+ return -ENOMEM;
+
+ r = manager_process_seat_device(m, d);
+ udev_device_unref(d);
+
+ return r;
+}
+
int manager_dispatch_vcsa_udev(Manager *m) {
struct udev_device *d;
int r = 0;
goto fail;
}
+ dbus_bus_add_match(m->bus,
+ "type='signal',"
+ "sender='"DBUS_SERVICE_DBUS"',"
+ "interface='"DBUS_INTERFACE_DBUS"',"
+ "member='NameOwnerChanged',"
+ "path='"DBUS_PATH_DBUS"'",
+ &error);
+ if (dbus_error_is_set(&error)) {
+ log_error("Failed to add match for NameOwnerChanged: %s", bus_error_message(&error));
+ dbus_error_free(&error);
+ }
+
dbus_bus_add_match(m->bus,
"type='signal',"
"sender='org.freedesktop.systemd1',"
assert(m);
assert(!m->udev_seat_monitor);
+ assert(!m->udev_device_monitor);
assert(!m->udev_vcsa_monitor);
assert(!m->udev_button_monitor);
if (epoll_ctl(m->epoll_fd, EPOLL_CTL_ADD, m->udev_seat_fd, &ev) < 0)
return -errno;
+ m->udev_device_monitor = udev_monitor_new_from_netlink(m->udev, "udev");
+ if (!m->udev_device_monitor)
+ return -ENOMEM;
+
+ r = udev_monitor_filter_add_match_subsystem_devtype(m->udev_device_monitor, "input", NULL);
+ if (r < 0)
+ return r;
+
+ r = udev_monitor_filter_add_match_subsystem_devtype(m->udev_device_monitor, "graphics", NULL);
+ if (r < 0)
+ return r;
+
+ r = udev_monitor_filter_add_match_subsystem_devtype(m->udev_device_monitor, "drm", NULL);
+ if (r < 0)
+ return r;
+
+ r = udev_monitor_enable_receiving(m->udev_device_monitor);
+ if (r < 0)
+ return r;
+
+ m->udev_device_fd = udev_monitor_get_fd(m->udev_device_monitor);
+ zero(ev);
+ ev.events = EPOLLIN;
+ ev.data.u32 = FD_DEVICE_UDEV;
+ if (epoll_ctl(m->epoll_fd, EPOLL_CTL_ADD, m->udev_device_fd, &ev) < 0)
+ return -errno;
+
/* Don't watch keys if nobody cares */
if (m->handle_power_key != HANDLE_IGNORE ||
m->handle_suspend_key != HANDLE_IGNORE ||
manager_dispatch_seat_udev(m);
break;
+ case FD_DEVICE_UDEV:
+ manager_dispatch_device_udev(m);
+ break;
+
case FD_VCSA_UDEV:
manager_dispatch_vcsa_udev(m);
break;